n.

1. an exchange of ideas via conversation;
   talking
   
   • let's have more work and less talk around here
2. discussion; (`talk about' is a less formal alternative for `discussion of')
   
   • his poetry contains much talk about love and anger
3. the act of giving a talk to an audience
   
   • I attended an interesting talk on local history
4. a speech that is open to the public;
   lecture, public lecture
   
   • he attended a lecture on telecommunications
5. idle gossip or rumor;
   talk of the town
   
   • there has been talk about you lately

v.

1. exchange thoughts; talk with;
   speak
   
   • We often talk business
   • Actions talk louder than words
2. express in speech;
   speak, utter, mouth, verbalize, verbalise
   
   • She talks a lot of nonsense
   • This depressed patient does not verbalize
3. use language;
   speak
   
   • the baby talks already
   • the prisoner won't speak
   • they speak a strange dialect
4. reveal information;
   spill
   
   • If you don't oblige me, I'll talk!
   • The former employee spilled all the details
5. divulge confidential information or secrets;
   spill the beans, let the cat out of the bag, tattle, blab, peach, babble, sing, babble out, blab out
   
   • Be careful--his secretary talks
6. deliver a lecture or talk;
   lecture
   
   • She will talk at Rutgers next week
   • Did you ever lecture at Harvard?